# TPASS.calc vs Payet

The clearest difference is in-app purchases: TPASS.calc at none against Payet's 1. TPASS.calc also leads on update cadence (every 2 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Payet sells 1 one-off in-app purchase. TPASS.calc asks for nothing beyond the download.

TPASS.calc ships an update every 2 days, Payet fortnightly. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TPASS.calc | Payet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 83 MB | 121 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CHENG RUEI HSU](https://appshunter.io/developer/1871371578) | [Ting Yu Lin](https://appshunter.io/developer/1881933781) |

## What reviewers say

### TPASS.calc

[App page](https://appshunter.io/ios/app/tpasscalc/id6758194196)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Payet

[App page](https://appshunter.io/ios/app/payet/id6768585071)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Payet Pro | $1.99 | one-time |


## Frequently asked questions

### Is TPASS.calc free?

TPASS.calc is free to download, with no in-app purchases.

### Is Payet free?

Payet is free to download, with in-app purchases available.

### Do TPASS.calc or Payet have ads?

Neither TPASS.calc nor Payet shows ads.

### Which is updated more often, TPASS.calc or Payet?

TPASS.calc ships an update every 2 days, and Payet fortnightly. Most recently, TPASS.calc was updated on October 12, 2026 and Payet on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*